- All sections
- C - Chemistrymetallurgy
- C07C - Acyclic or carbocyclic compounds
- C07C 51/083 - Preparation of carboxylic acids or their salts, halides, or anhydrides from carboxylic acid anhydrides
Patent holdings for IPC class C07C 51/083
Total number of patents in this class: 33
10-year publication summary
|
1
|
1
|
1
|
7
|
1
|
5
|
2
|
2
|
2
|
1
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Nouryon Chemicals International B.V. | 647 |
4 |
| Cleantech Building Materials Plc | 5 |
4 |
| Boehringer Ingelheim International GmbH | 4493 |
2 |
| Milliken & Company | 1147 |
2 |
| BASF SE | 21303 |
1 |
| ExxonMobil Chemical Patents Inc. | 3786 |
1 |
| Vertex Pharmaceuticals Incorporated | 1584 |
1 |
| Biogen Inc. | 17 |
1 |
| Chang Gung University | 127 |
1 |
| Lek Pharmaceuticals d.d. | 181 |
1 |
| New Japan Chemical Co., Ltd. | 75 |
1 |
| Novomer, Inc. | 141 |
1 |
| Osaka Organic Chemical Industry Ltd. | 141 |
1 |
| Rheinisch-westfalische Technische Hochschule Aachen | 124 |
1 |
| Saltigo GmbH | 55 |
1 |
| Solvay SA | 945 |
1 |
| Sun Chemical B.V. | 396 |
1 |
| Titan Wood Limited | 59 |
1 |
| The United States of America, as represented by the Secretary of Agriculture | 1153 |
1 |
| Watson Laboratories, Inc. | 14 |
1 |
| Other owners | 5 |